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First Author:
 
Yeung-Nan Shieh
San Jose State University
ynshieh@yahoo.com
 
Department of Economics, San Jose State University
San Jose, 95192-0114, USA
 
408-924-5413(Phone)
408-924-5413(Fax)

Second Author:

Chiou-Nan Yeh
Alabama State University
cyeh@asunet.alasu.edu
 
Department of Business Administration, Alabama State University
Montgomery, 36101, USA
 
334-229-4127(Phone)